YearToAvoid

2005 Acura MDX Engine Problems

NHTSA has 25 owner complaints about engine problems in the 2005 Acura MDX, 14% of all 180 complaints for this model year. That is #10 highest engine complaint count among 20 MDX model years. These complaints report 4 crashes and 7 injuries. Median mileage at failure: 82,000 miles.

Engine complaints
25
14% of 180
Crashes reported
4
Fires reported
0
Injuries reported
7
Median mileage
82,000 mi
Related recalls
0

When 2005 Acura MDX engine complaints were filed

First complaint Aug 23, 2005, latest Jun 27, 2019.

2005 Acura MDX engine complaints: complaints filed per month3Aug 2005Dec 2009Jun 2011Aug 2012Apr 2013Dec 2014Sep 2015Jun 2019
25 complaints filed with NHTSA from Aug 2005 to Jun 2019; peak Dec 2014 (3).

Engine recalls for the 2005 Acura MDX

No safety recalls on record for this model year.

Engine complaints by MDX model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200525 (14%)
  2. 200615 (17%)
  3. 200716 (16%)
  4. 20087 (14%)
  5. 200916 (31%)
  6. 201011 (24%)
  7. 201133 (47%)
  8. 201227 (36%)
  9. 201313 (45%)
  10. 201441 (24%)
  11. 20159 (13%)
  12. 2016182 (49%)
  13. 2017112 (44%)
  14. 201864 (39%)
  15. 201982 (44%)
  16. 2020111 (50%)
  17. 202215 (10%)
  18. 20234 (10%)
  19. 20247 (18%)
  20. 202563 (60%)

Frequently asked questions

Does the 2005 Acura MDX have engine problems?
NHTSA has 25 owner complaints about the engine in the 2005 Acura MDX, 14% of all complaints for this model year, including 4 that report a crash. Median mileage at failure is 82,000 miles.
Which Acura MDX year has the most engine complaints?
The 2016 Acura MDX has the most engine complaints (182), compared with 25 for the 2005.
Is there a engine recall for the 2005 Acura MDX?
No NHTSA recall campaign for the 2005 Acura MDX is classified under engine. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.